!link!: Zte Mf79u Firmware Full

If the official FOTA update is not an option, various regional versions and modified firmwares are often hosted on technical forums and file repositories: MF79U - ZTE - Support

Since ZTE does not typically host public "full" firmware repositories for end-users, these files are usually hosted by third-party tech communities: 4PDA (Russian Forum): zte mf79u firmware full